How long does PCP stay in your system? And more should you know about this dangerous drug.


PCP, angel dust, rocket fuel, and wack are just a few of the common street names given to an illicit drug chemically known as phenylcyclohexyl piperidine. There are as many names as combinations of this dangerous substance found in rural and urban areas alike. If you have come here searching for answers about the dangerous drug such as, “How long does PCP stay in your system?”, you are in the right place.

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History in the Medical Field

phenylcyclohexyl piperidine is a chemically synthesized drug that has its origins in legitimate medical care. Initially used for sedation and pain relief in surgery and other common medical procedures PCP fell out of favor when doctors noticed detrimental side effects to their patients. The drug was then used for veterinary care until 1978 when all forms of PCP were discontinued for medical use due to dangerous side effects in animals as well.

Popular Forms

In the purest form PCP is a snowy-white crystalline powder that is fully dissolvable in water. In street form the drug is likely to look much different with the color being anywhere from creamy white to dark tarry brown. PCP on the street is sold in pill form, powdered form for inhalation, along with liquid form for injection or to be sprayed on tobacco or herbs for smoking. When combined with other drugs PCP has monikers such as black acid which is PCP and LSD, or whack when PCP is combined with cocaine, and many other variations.

Serious Side Effects

There are a wide variety of side effects when using illicit drugs including PCP, and PCP combined with other street drugs. From mild dissociative effects and numbness, to seizures, heart failure, and even death. When thinking about, “How long does PCP stay in your system” in reference to side effects, the answers vary. Chronic users report speech difficulties, suicidal thoughts, depression, along with long term cognitive difficulties.

Drug Detection

So, how long does PCP stay in your system? Considering the drug stays in your body a reported 7-46 hours it would depend greatly on the individual’s metabolic makeup, the amount of the drug, or drug combinations the user consumed, along with other pertinent medical history such as liver or kidney impairment.


Addiction is a serious problem for users of many drugs, both medicinal and illicit. With PCP addiction it will take more of the drug over time to achieve the desired effect – coupled with the pain of withdrawal if the user stops taking [PCP]. Problems compound quickly and medical and psychological treatment for addiction is warranted. Attempting to go “cold turkey” is not recommended.

Help is Available

According to a 2019 national survey on drug use and health, roughly 30,000 individuals in the U.S., aged 12 and older, reported using [PCP] in the past year. If you, a friend, or loved one needs help with addiction you have options for recovery.  Do not be afraid to seek out help for drug abuse and addiction for any drug, including PCP. There is help available in the form of support groups, as well as medical and emotional therapies with qualified professionals.